345226536 has 40 divisors (see below), whose sum is σ = 966955770. Its totient is φ = 115075296.

The previous prime is 345226529. The next prime is 345226591. The reversal of 345226536 is 635622543.

It can be written as a sum of positive squares in only one way, i.e., 313077636 + 32148900 = 17694^2 + 5670^2 .

It is a super-2 number, since 2×345226536² = 238362722317118592, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 345226536.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 265731 + ... + 267026.

Almost surely, 2^345226536 is an apocalyptic number.

345226536 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

345226536 is an abundant number, since it is smaller than the sum of its proper divisors (621729234).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

345226536 is a wasteful number, since it uses less digits than its factorization.

345226536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 532775 (or 532762 counting only the distinct ones).

The product of its digits is 129600, while the sum is 36.

The square root of 345226536 is about 18580.2727644133. The cubic root of 345226536 is about 701.5113847290.

The spelling of 345226536 in words is "three hundred forty-five million, two hundred twenty-six thousand, five hundred thirty-six".